{"id":14928,"date":"2021-10-25T01:39:15","date_gmt":"2021-10-25T01:39:19","guid":{"rendered":"https:\/\/masterchem.ee\/?post_type=product&#038;p=14928"},"modified":"2021-10-25T01:50:39","modified_gmt":"2021-10-25T01:50:39","slug":"magnesiumoksidi-cas-1309-48-4","status":"publish","type":"product","link":"https:\/\/masterchem.ee\/fi\/tooted-ja-teenused\/magnesiumoksidi-cas-1309-48-4\/","title":{"rendered":"Magnesiumoksidi (CAS 1309-48-4)"},"content":{"rendered":"<p> <strong> Info<\/strong> <\/p>\n<p> Toimialat: Lasi ja keramiikka, L\u00e4\u00e4keteollisuus, Rehuteollisuus, Rakennuskemia <br \/>\nCAS-numero: 1309-48-4 <br \/>\nWE-numero: 215-171-9<br \/>\nKemiallinen kaava: MgO<br \/>\nMoolimassa: 40,3 g\/mol<br \/>\nTullitariffi: 25199010 <\/p>\n<p><strong>Muut fyysiset ominaisuudet<\/strong><br \/>\nSulamis-\/j\u00e4\u00e4tymispiste: 2800\u00b0C<br \/>\nKiehumispiste\/alue: 3600\u00b0C (1000 hPa)<br \/>\nSuhteellinen tiheys: 3,58 g\/cm3 (20\u00b0C )<br \/>\nLiukoisuus veteen: 0,006 g\/100 ml (20 \u00b0 C) <\/p>\n","protected":false},"excerpt":{"rendered":"<p> <strong>Mangaanioksidi (CAS 1344-43-0)<\/strong> <\/p>\n<p>Magnesiumoksidi eli magnesia (MgO) on magnesiumin ja hapen kemiallinen yhdiste. Se on valkoista, haurasta ainetta. Se on ioniyhdiste, joka koostuu kahdenarvoisista positiivisista magnesiumioneista (Mg2+) ja kahdenarvoisista negatiivisista oksidi-ioneista (O2-). Sen kiderakenne on samankaltainen kuin natriumkloridin.<\/p>\n<p>Magnesiumoksidia esiintyy luonnossakin er\u00e4iss\u00e4 mineraaleissa. Sit\u00e4 syntyy my\u00f6s magnesiumin palaessa esimerkiksi kameroiden salamavalolaitteissa. Se on vahvasti hygroskooppista, ja veden vaikutuksesta se muuttuu magnesiumhydroksidiksi (MgO + H2O \u2192 Mg(OH)2). Kuumentamalla magnesiumhydroksidi voidaan kuitenkin muuttaa takaisin magnesiumoksidiksi, jolloin siihen sitoutunut vesi h\u00f6yrystyy.<\/p>\n","protected":false},"featured_media":14934,"template":"","meta":[],"product_brand":[],"product_cat":[180,120,298,114,290],"product_tag":[],"class_list":["post-14928","product","type-product","status-publish","has-post-thumbnail","product_cat-uncategorized-fi-2","product_cat-laaketeollisuus","product_cat-lasi-ja-keramiikka","product_cat-rakennusteollisuus","product_cat-rehuteollisuus","first","instock","taxable","shipping-taxable","purchasable","product-type-variable"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Magnesiumoksidi (CAS 1309-48-4) - Chemistry For Industry - Solvents &amp; Chemicals - Masterchem.ee<\/title>\n<meta name=\"description\" content=\"Magnesiumoksidi eli magnesia (MgO) on magnesiumin ja hapen kemiallinen yhdiste. 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